x = int(input())
if 400 <= x <= 599: ans = 8
elif 600 <= x <= 799: ans = 7
elif 800 <= x <= 999: ans = 6
elif 1000 <= x <= 1199: ans = 5
elif 1200 <= x <= 1399: ans = 4
elif 1400 <= x <= 1599: ans = 3
elif 1600 <= x <= 1799: ans = 2
elif 1800 <= x <= 1999: ans = 1
print(ans) x = int(input()) x int(input()) int input() input if 400 <= x <= 599: ans = 8
elif 600 <= x <= 799: ans = 7
elif 800 <= x <= 999: ans = 6
elif 1000 <= x <= 1199: ans = 5
elif 1200 <= x <= 1399: ans = 4
elif 1400 <= x <= 1599: ans = 3
elif 1600 <= x <= 1799: ans = 2
elif 1800 <= x <= 1999: ans = 1 400 <= x <= 599 400 <= x 400 x 599 elif 600 <= x <= 799: ans = 7 600 <= x <= 799 600 <= x 600 x 799 elif 800 <= x <= 999: ans = 6 800 <= x <= 999 800 <= x 800 x 999 elif 1000 <= x <= 1199: ans = 5 1000 <= x <= 1199 1000 <= x 1000 x 1199 elif 1200 <= x <= 1399: ans = 4 1200 <= x <= 1399 1200 <= x 1200 x 1399 elif 1400 <= x <= 1599: ans = 3 1400 <= x <= 1599 1400 <= x 1400 x 1599 elif 1600 <= x <= 1799: ans = 2 1600 <= x <= 1799 1600 <= x 1600 x 1799 elif 1800 <= x <= 1999: ans = 1 1800 <= x <= 1999 1800 <= x 1800 x 1999 print(ans) print ans x = int(input()) int(input()) x
x = int(input())
if 400 <= x <= 599: ans = 8
elif 600 <= x <= 799: ans = 7
elif 800 <= x <= 999: ans = 6
elif 1000 <= x <= 1199: ans = 5
elif 1200 <= x <= 1399: ans = 4
elif 1400 <= x <= 1599: ans = 3
elif 1600 <= x <= 1799: ans = 2
elif 1800 <= x <= 1999: ans = 1
print(ans)